Jan H. Christensen

Jan H. Christensen

Professor

Member of:


    1. 2024
    2. E-pub ahead of print

      Is Fucus a suitable biomonitoring organism for polycyclic aromatic hydrocarbon contamination? A study from the Faroe Islands

      Knøfler, I. H., Andersson, K. E., Becker, R. L., Christiansen, S., Nielsen, Nikoline Juul & Christensen, Jan H., 2024, (E-pub ahead of print) In: Environmental Science and Pollution Research.

      Research output: Contribution to journalJournal articleResearchpeer-review

    3. Published

      Quantitative Nontarget Analysis of CECs in Environmental Samples Can Be Improved by Considering All Mass Adducts

      Tisler, Selina, Kilpinen, Kristoffer Skovlund, Pattison, David, Tomasi, Giorgio & Christensen, Jan H., 2024, In: Analytical Chemistry. 96, 1, p. 229-237 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    4. Published

      System stability and signal enhancement with analyte protectants: Gas chromatography analysis of oxygenated-polycyclic aromatic hydrocarbons

      Jørgensen, Mathias Blichert, Nyemann, P. P., Haq, I. U., Christensen, P., Pattison, David & Christensen, Jan H., 2024, In: Talanta. 272, 8 p., 125810.

      Research output: Contribution to journalJournal articleResearchpeer-review

    5. 2023
    6. Published

      A non-target screening study of high-density polyethylene pipes revealed rubber compounds as main contaminant in a drinking water distribution system

      Diera, T., Thomsen, A. H., Tisler, Selina, Karlby, L. T., Christensen, P., Rosshaug, P. S., Albrechtsen, H. & Christensen, Jan H., 2023, In: Water Research. 229, 119480.

      Research output: Contribution to journalJournal articleResearchpeer-review

    7. Published

      Bio-oil Inorganic Analysis: A Minireview of Current Trends, Challenges, and Future Perspectives

      Ruiz, W., Guillemant, J., Coniglio, L., Rodgers, R. P., Christensen, Jan H., Garcia-Montoto, V., Verdier, S., Giusti, P., Barrère-Mangote, C. & Bouyssiere, B., 2023, In: Energy & Fuels. 37, 16, p. 11608-11621

      Research output: Contribution to journalJournal articleResearchpeer-review

    8. Published

      Catchment area, fate, and environmental risks investigation of micropollutants in Danish wastewater

      Kilpinen, Kristoffer Skovlund, Devers, Jason Patrick, Castro, M., Tisler, Selina, Jørgensen, Mathias Blichert, Mortensen, P. & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, 57, p. 121107-121123 17 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    9. Published

      Investigation of micropollutants in household waste fractions processed by anaerobic digestion: target analysis, suspect- and non-target screening

      Nielsen, Nikoline Juul, Christensen, P., Poulsen, K. G. & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, p. 48491-48507

      Research output: Contribution to journalJournal articleResearchpeer-review

    10. Published

      Investigation of the spatial distribution of airborne polycyclic aromatic hydrocarbons using Rhytidiadelphus squarrosus in Tórshavn, Faroe Islands

      Cwalina, E., Kilpinen, Kristoffer Skovlund, Ryde, Ingvild, Nielsen, Nikoline Juul, Christiansen, S. & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, p. 84663-84673

      Research output: Contribution to journalJournal articleResearchpeer-review

    11. Published

      LCE and LCA: Suspect Screening of Lupin-Produced Phytotoxins in Environmental Samples

      Liang, Xiaomeng, Christensen, Jan H., Bucheli, T. D. & Nielsen, Nikoline Juul, 2023, In: LCGC Europe. 36, 5, p. 158-162

      Research output: Contribution to journalJournal articleResearchpeer-review

    12. Published

      Long-term patterns of hydrocarbon biodegradation and bacterial community composition in epipelagic and mesopelagic zones of an Arctic fjord

      Kampouris, I. D., Gründger, G. F., Christensen, Jan H., Greer, C. W., Kjeldsen, K. U., Boone, W., Meire, L., Rysgaard, S. & Vergeynst, L., 2023, In: Journal of Hazardous Materials. 446, 130656.

      Research output: Contribution to journalJournal articleResearchpeer-review

    13. Published

      Removal of a complex VOC mixture by potted plants - effects on soil microorganisms

      Dela Cruz, Majbrit, Svenningsen, N. B., Nybroe, O., Müller, Renate & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, p. 55372-55381

      Research output: Contribution to journalJournal articleResearchpeer-review

    14. Published

      Source-Supported Suspect Screening (4S) of Phytotoxins in Terrestrial and Aquatic Environments: A Field Study of Lupinus angustifolius L. (Blue Lupin)

      Liang, Xiaomeng, Christensen, Jan H., Bucheli, T. D. & Nielsen, Nikoline Juul, 2023, In: Environmental Science & Technology. 57, 6, p. 2333-2340

      Research output: Contribution to journalJournal articleResearchpeer-review

    15. Published

      Supercritical Fluid Chromatography Coupled to High-Resolution Mass Spectrometry Reveals Persistent Mobile Organic Compounds with Unknown Toxicity in Wastewater Effluents

      Tisler, Selina, Savvidou, P., Jørgensen, Mathias Blichert, Castro, M. & Christensen, Jan H., 2023, In: Environmental Science & Technology. 57, 25, p. 9287-9297 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    16. Published

      Suspect Screening of Lupin-Produced Phytotoxins in Environmental Samples

      Liang, Xiaomeng, Christensen, Jan H., Bucheli, T. D. & Nielsen, Nikoline Juul, 2023, In: LC-GC North America. 41, 8, p. 346-349 4 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    17. Published

      Sustainable Harnessing of SiO2 Nanoparticles from Rice Husks: A Review of the Best Synthesis and Applications

      Otero, Alba Rodriguez, Vargas, V., Galarneau, A., Castillo, J., Christensen, Jan H. & Bouyssiere, B., 2023, In: Processes. 11, 12, 22 p., 3373.

      Research output: Contribution to journalReviewResearchpeer-review

    18. Published

      Ultra-high performance supercritical fluid chromatography-MS for the analysis of organic contaminants in sediments

      Lübeck, Josephine, Christensen, Jan H. & Tomasi, Giorgio, 2023, In: Journal of Separation Science. 46, 1, 2200668.

      Research output: Contribution to journalJournal articleResearchpeer-review

    19. 2022
    20. Published

      A retrospective quantification study of benzoic acid, ibuprofen, and mecoprop in Danish groundwater samples

      Christensen, P., Kristensen, M., Hansen, Hans Chr. Bruun, Borggaard, Ole K. & Christensen, Jan H., 2022, In: Environmental Advances. 7, 100180.

      Research output: Contribution to journalJournal articleResearchpeer-review

    21. Published

      Biodegradation of water-accommodated aromatic oil compounds in Arctic seawater at 0 °C

      Gomes, A., Christensen, Jan H., Gründger, F., Kjeldsen, K. U., Rysgaard, S. & Vergeynst, L., 2022, In: Chemosphere. 286, Part 3, 131751.

      Research output: Contribution to journalJournal articleResearchpeer-review

    22. Published

      Can analyte protectants compensate wastewater matrix induced enhancement effects in gas chromatography – mass spectrometry analysis?

      Jørgensen, Mathias Blichert & Christensen, Jan H., 2022, In: Journal of Chromatography A. 1676, 7 p., 463280.

      Research output: Contribution to journalJournal articleResearchpeer-review

    23. Published
    24. Published

      Migration af kemikalier fra genanvendelige plastdrikkedunke til drikkevand

      Tisler, Selina & Christensen, Jan H., 2022, In: Dansk Kemi. 103, 6, p. 9-10 2 p.

      Research output: Contribution to journalJournal articleResearch

    25. Published

      Non-target screening for the identification of migrating compounds from reusable plastic bottles into drinking water

      Tisler, Selina & Christensen, Jan H., 2022, In: Journal of Hazardous Materials. 429, 12 p., 128331.

      Research output: Contribution to journalJournal articleResearchpeer-review

    26. Published

      Non-target screening of micropollutants and transformation products for assessing AOP-BAC treatment in groundwater

      Tisler, Selina, Tüchsen, P. L. & Christensen, Jan H., 2022, In: Environmental Pollution. 309, 9 p., 119758.

      Research output: Contribution to journalJournal articleResearchpeer-review

    27. Published

      Nontargeted Screening in Environmental Analysis: An Example Showing Migration of Chemicals from Reusable Sports Plastic Bottles into Drinking Water

      Tisler, Selina & Christensen, Jan H., 2022, In: LCGC Europe. 35, 10, p. 426-430 5 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    28. Published
    29. Published

      Seasonal trend and source identification of polycyclic aromatic hydrocarbons associated with fine particulate matters (PM2.5) in Isfahan City, Iran, using diagnostic ratio and PMF model

      Soleimani, M., Ebrahimi, Z., Mirghaffari, N., Moradi, H., Amini, N., Poulsen, K. G. & Christensen, Jan H., 2022, In: Environmental Science and Pollution Research. 29, p. 26449-26464

      Research output: Contribution to journalJournal articleResearchpeer-review

    30. Published

      Second dimension retention indices in “normal” orthogonality comprehensive two-dimensional gas chromatography using single standard injection generated isovolatility curves

      Devers, Jason Patrick, Pattison, David & Christensen, Jan H., 2022, In: Journal of Chromatography A. 1683, 5 p., 463548.

      Research output: Contribution to journalJournal articleResearchpeer-review

    31. 2021
    32. Published

      Super-complex mixtures of aliphatic- and aromatic acids may be common degradation products after marine oil spills: A lab-study of microbial oil degradation in a warm, pre-exposed marine environment

      Kristensen, M., Johnsen, A. R. & Christensen, Jan H., 15 Sep 2021, In: Environmental Pollution. 285, 8 p., 117264.

      Research output: Contribution to journalJournal articleResearchpeer-review

    33. Published

      A case study of PAH contamination using blue mussels as a bioindicator in a small Greenlandic fishing harbor

      Poulsen, Rikke, Gravert, T. K. O., Tartara, A., Bensen, H. K., Gunnarsen, Klara Cecilia, Dicová, K., Nielsen, Nikoline Juul & Christensen, Jan H., 2021, In: Marine Pollution Bulletin. 171, 10 p., 112688.

      Research output: Contribution to journalJournal articleResearchpeer-review

    34. Published

      A study of the spatial distribution patterns of airborne polycyclic aromatic hydrocarbons in crowberry (Empetrum nigrum) in Ilulissat, Greenland

      Kronik, Oskar Munk, Prothmann, J., Troché, Gaudry Bruno, Svensmark, Bo, Nielsen, Nikoline Juul & Christensen, Jan H., 2021, In: Environmental Science and Pollution Research. 28, p. 23133-23142

      Research output: Contribution to journalJournal articleResearchpeer-review

    35. Published

      Chemical composition analysis of carbohydrate fragmentation products

      Fathalinejad, S., Taarning, E., Christensen, P. & Christensen, Jan H., 2021, In: Journal of Analytical and Applied Pyrolysis. 156, 105112.

      Research output: Contribution to journalJournal articleResearchpeer-review

    36. Published

      Correction of Matrix Effects for Reliable Non-target Screening LC-ESI-MS Analysis of Wastewater

      Tisler, Selina, Pattison, David & Christensen, Jan H., 2021, In: Analytical Chemistry. 93, 24, p. 8432-8441

      Research output: Contribution to journalJournal articleResearchpeer-review

    37. Published

      Determination of the vaporization order of crude oils through the chemical analysis of crude oil residues burned on water

      Van Gelderen, L., Poulsen, K. G., Christensen, Jan H. & Jomaas, G., 2021, In: Chemosphere. 285, 9 p., 131563.

      Research output: Contribution to journalJournal articleResearchpeer-review

    38. Published

      Disentangling the abiotic and biotic components of AMF suppressive soils

      Cruz-Paredes, C., Diera, T., Davey, M., Rieckmann, Maria Monrad, Christensen, P., Dela Cruz, Majbrit, Laursen, Kristian Holst, Joner, E. J., Christensen, Jan H., Nybroe, O. & Jakobsen, Iver, 2021, In: Soil Biology and Biochemistry. 159, 11 p., 108305.

      Research output: Contribution to journalJournal articleResearchpeer-review

    39. Published

      Enhancing the power of liquid chromatography? Mass spectrometry for chemical fingerprinting of phytotoxins in the environment

      Liang, Xiaomeng, Christensen, Jan H. & Nielsen, Nikoline Juul, 2021, In: Journal of Chromatography A. 1642, 462027.

      Research output: Contribution to journalJournal articleResearchpeer-review

    40. Published

      Extension of Plant Phenotypes by the Foliar Microbiome

      Hawkes, C. V., Kjøller, Rasmus, Raaijmakers, J. M., Riber, Leise, Christensen, Svend, Rasmussen, Simon, Christensen, Jan H., Dahl, A. B., Westergaard, Jesper Cairo, Nielsen, Mads, Brown-Guedira, G. & Hansen, Lars Hestbjerg, 2021, In: Annual Review of Plant Biology. 72, p. 823-846 24 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    41. Published

      Full-scale bioremediation of diesel-polluted soil in an Arctic landfarm

      Johnsen, A. R., Boe, U. S., Henriksen, P., Malmquist, L. M. V. & Christensen, Jan H., 2021, In: Environmental Pollution. 280, 9 p., 116946.

      Research output: Contribution to journalJournal articleResearchpeer-review

    42. Published

      Generic multicriteria approach to determine the best precipitation agent for removal of biomacromolecules prior to non-targeted metabolic analysis

      Knudsen, S. B., Nielsen, Nikoline Juul, Qvist, J., Andersen, K. B. & Christensen, Jan H., 2021, In: Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences. 1167, 122567.

      Research output: Contribution to journalJournal articleResearchpeer-review

    43. Published

      Microplastic pollution in seawater and marine organisms across the Tropical Eastern Pacific and Galápagos: [incl. Author Correction]

      Alfaro-Núñez, A., Astorga, D., Cáceres-Farías, L., Bastidas, L., Soto Villegas, C., Macay, K. & Christensen, Jan H., 2021, In: Scientific Reports. 11, 1, 8 p., 6424.

      Research output: Contribution to journalJournal articleResearchpeer-review

    44. Published

      Occurrence and trophic transport of organic compounds in sedimentation ponds for road runoff

      Grung, M., Meland, S., Ruus, A., Ranneklev, S., Fjeld, E., Kringstad, A., Rundberget, J. T., Dela Cruz, Majbrit & Christensen, Jan H., 2021, In: Science of the Total Environment. 751, 11 p., 141808.

      Research output: Contribution to journalJournal articleResearchpeer-review

    45. Published

      Phosphorus speciation analysis of fatty-acid-based feedstocks and fast pyrolysis biocrudes via gel permeation chromatography inductively coupled plasma high-resolution mass spectrometry

      Garcia-Montoto, V., Verdier, S., Dayton, D. C., Mante, O., Arnaudguilhem, C., Christensen, Jan H. & Bouyssiere, B., 2021, In: RSC Advances. 11, 43, p. 26732-26738 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    46. Published

      Pilot-scale hydrotreating of catalytic fast pyrolysis biocrudes: process performance and product analysis

      Verdier, S., Mante, O. D., Hansen, A. B., Poulsen, K. G., Christensen, Jan H., Ammtizboll, N., Gabrielsen, J. & Dayton, D. C., 2021, In: Sustainable Energy & Fuels. 5, 18, p. 4668-4679 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    47. Published

      Resolving isomers of nitrogen containing polycyclic aromatic compounds by travelling wave ion mobility spectrometry – Mass spectrometry and multiway curve resolution

      Knudsen, S. B., Christensen, Jan H. & Tomasi, Giorgio, 2021, In: Chemometrics and Intelligent Laboratory Systems. 208, 104201.

      Research output: Contribution to journalJournal articleResearchpeer-review

    48. Published

      The “Gandalf” soil sampling project at a former industrial site in Copenhagen, Denmark: evaluating soil classification reliability

      Svensmark, Bo, Mortensen, P., Milosevic, N. & Christensen, Jan H., 2021, In: Spectroscopy Europe. 33, 6, 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    49. 2020
    50. Published

      Productivity and oil fingerprinting: Application of analytical chemistry in the assessment of reservoir quality

      Nielsen, J., Poulsen, K. G., Christensen, Jan H., Lassen, C. & Sølling, Theis Ivan, Dec 2020, In: Journal of Petroleum Science and Engineering. 195, 7 p., 107914.

      Research output: Contribution to journalJournal articleResearchpeer-review

    51. Published

      3D-printed total consumption microflow nebuliser development for trace element analysis in organic matrices via inductively coupled plasma mass spectrometry

      Garcia-Montoto, V., Mallet, S., Arnaudguilhem, C., Christensen, Jan H. & Bouyssiere, B., 2020, In: Journal of Analytical Atomic Spectrometry. 35, 8, p. 1552-1557 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    52. Published

      Biomonitoring of Polycyclic Aromatic Hydrocarbon Deposition in Greenland Using Historical Moss Herbarium Specimens Shows a Decrease in Pollution During the 20th Century

      Martinez-Swatson, K., Mihály, E., Lange, C., Ernst, M., Dela Cruz, Majbrit, Price, M. J., Mikkelsen, T. N., Christensen, Jan H., Lundholm, Nina & Rønsted, Nina, 2020, In: Frontiers in Plant Science. 11, 13 p., 1085.

      Research output: Contribution to journalJournal articleResearchpeer-review

    53. Published

      Ethephon-induced changes in antioxidants and phenolic compounds in anthocyanin-producing black carrot hairy root cultures

      Barba-Espín, G., Chen, S., Agnolet, S., Nymark Hegelund, J., Stanstrup, Jan, Christensen, Jan H., Müller, Renate & Lütken, Henrik Vlk, 2020, In: Journal of Experimental Botany. 71, 22, p. 7030-7045

      Research output: Contribution to journalJournal articleResearchpeer-review

    54. Published

      GC × GC–HRMS nontarget fingerprinting of organic micropollutants in urban freshwater sediments

      Lübeck, Josephine, Lionello Alexandrino, G. & Christensen, Jan H., 2020, In: Environmental Sciences Europe. 32, 16 p., 78.

      Research output: Contribution to journalJournal articleResearchpeer-review

    55. Published

      Hyphenating supercritical fluid chromatography and inductively coupled plasma mass spectrometry: a proof of concept

      Garcia-Montoto, V., Denti, P., Malmquist, L. M. V., Verdier, S., Bouyssiere, B. & Christensen, Jan H., 2020, In: Journal of Analytical Atomic Spectrometry. 35, 12, p. 2852-2858 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    56. Published

      Selective pressurized liquid extraction of plant secondary metabolites: Convallaria majalis L. as a case

      Liang, Xiaomeng, Nielsen, Nikoline Juul & Christensen, Jan H., 2020, In: Analytica Chimica Acta: X. 4, 9 p., 100040.

      Research output: Contribution to journalJournal articleResearchpeer-review

    57. Published

      The NORMAN Association and the European Partnership for Chemicals Risk Assessment (PARC): let’s cooperate!

      Dulio, V., Koschorreck, J., van Bavel, B., van den Brink, P., Hollender, J., Munthe, J., Schlabach, M., Aalizadeh, R., Agerstrand, M., Ahrens, L., Allan, I., Alygizakis, N., Barcelo’, D., Bohlin-Nizzetto, P., Boutroup, S., Brack, W., Bressy, A., Christensen, J. H., Cirka, L., Covaci, A. & 48 others, Derksen, A., Deviller, G., Dingemans, M. M. L., Engwall, M., Fatta-Kassinos, D., Gago-Ferrero, P., Hernández, F., Herzke, D., Hilscherová, K., Hollert, H., Junghans, M., Kasprzyk-Hordern, B., Keiter, S., Kools, S. A. E., Kruve, A., Lambropoulou, D., Lamoree, M., Leonards, P., Lopez, B., López de Alda, M., Lundy, L., Makovinská, J., Marigómez, I., Martin, J. W., McHugh, B., Miège, C., O’Toole, S., Perkola, N., Polesello, S., Posthuma, L., Rodriguez-Mozaz, S., Roessink, I., Rostkowski, P., Ruedel, H., Samanipour, S., Schulze, T., Schymanski, E. L., Sengl, M., Tarábek, P., Ten Hulscher, D., Thomaidis, N., Togola, A., Valsecchi, S., van Leeuwen, S., von der Ohe, P., Vorkamp, K., Vrana, B. & Slobodnik, J., 2020, In: Environmental Sciences Europe. 32, 11 p., 100.

      Research output: Contribution to journalComment/debateResearchpeer-review

    58. Published

      The development and validation of a GC-MS method for the quantification of glycolaldehyde formed from carbohydrate fragmentation processes

      Fathalinejad, S., Taarning, E., Christensen, P. & Christensen, Jan H., 2020, In: Analytical Methods. 12, 15, p. 1975-1987 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    59. 2019
    60. Published

      A tiered analytical approach for target, non-target and suspect screening analysis of polar transformation products of polycyclic aromatic compounds

      Schemeth, D., Nielsen, Nikoline Juul, Andersson, J. T. & Christensen, Jan H., 1 Nov 2019, In: Chemosphere. 235, p. 175-184

      Research output: Contribution to journalJournal articleResearchpeer-review

    61. Published

      Optimization and validation of a derivatization method with boron trifluoride in ethanol for analysis of aromatic carboxylic acids in water

      Kristensen, M., Christensen, P. & Christensen, Jan H., 13 Sep 2019, In: Journal of Chromatography A. 1601, p. 21-26

      Research output: Contribution to journalJournal articleResearchpeer-review

    62. Published

      Combining electrokinetic transport and bioremediation for enhanced removal of crude oil from contaminated marine sediments: Results of a long-term, mesocosm-scale experiment

      Cappello, S., Cruz Viggi, C., Yakimov, M., Rossetti, S., Matturro, B., Molina, L., Segura, A., Marqués, S., Yuste, L., Sevilla, E., Rojo, F., Sherry, A., Mejeha, O. K., Head, I. M., Malmquist, L., Christensen, Jan H., Kalogerakis, N. & Aulenta, F., 15 Jun 2019, In: Water Research. 157, p. 381-395

      Research output: Contribution to journalJournal articleResearchpeer-review

    63. Published

      Investigating weathering in light diesel oils using comprehensive two-dimensional gas chromatography–High resolution mass spectrometry and pixel-based analysis: Possibilities and limitations

      Alexandrino, G. L., Malmborg, J., Augusto, F. & Christensen, Jan H., 26 Apr 2019, In: Journal of Chromatography A. 1591, p. 155-161 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    64. Published

      Supercritical fluid chromatography for the analysis of oxygenated polycyclic aromatic compounds in unconventional oils

      Lübeck, Josephine, Malmquist, L. M. V. & Christensen, Jan H., 29 Mar 2019, In: Journal of Chromatography A. 1589, p. 162-172

      Research output: Contribution to journalJournal articleResearchpeer-review

    65. Published

      Nontarget Analysis of Oxygenates in Catalytic Fast Pyrolysis Biocrudes by Supercritical Fluid Chromatography High-Resolution Mass Spectrometry

      Lübeck, Josephine, Tomasi, Giorgio, Poulsen, K. G., Mante, O. D., Dayton, D. C., Verdier, S. & Christensen, Jan H., 17 Jan 2019, In: Energy and Fuels. 33, 1, p. 296-306 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    66. Published

      Forensic Investigations of Diesel Oil Spills in the Environment Using Comprehensive Two-Dimensional Gas Chromatography-High Resolution Mass Spectrometry and Chemometrics: New Perspectives in the Absence of Recalcitrant Biomarkers

      Alexandrino, G. L., Tomasi, Giorgio, Kienhuis, P. G. M., Augusto, F. & Christensen, Jan H., 2 Jan 2019, In: Environmental Science and Technology. 53, 1, p. 550-559 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    67. Published

      In situ biodegradation, photooxidation and dissolution of petroleum compounds in Arctic seawater and sea ice

      Vergeynst, L., Christensen, Jan H., Kjeldsen, K. U., Meire, L., Boone, W., Malmquist, L. M. V. & Rysgaard, S., 1 Jan 2019, In: Water Research. 148, p. 459-468 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    68. Published

      Biodegradation, photooxidation and dissolution of petroleum compounds in an Arctic fjord during summer

      Vergeynst, L., Greer, C. W., Mosbech, A., Gustavson, K., Meire, L., Poulsen, K. G. & Christensen, Jan H., 2019, In: Environmental Science & Technology. 53, 21, p. 12197-12206

      Research output: Contribution to journalJournal articleResearchpeer-review

    69. Published

      Evaluation of dimethyl sulfoxide (DMSO) as a co-solvent for toxicity testing of hydrophobic organic compounds

      Modrzyński, J. J., Christensen, Jan H. & Brandt, Kristian Koefoed, 2019, In: Ecotoxicology. 28, p. 1136-1141

      Research output: Contribution to journalJournal articleResearchpeer-review

    70. Published

      Removal of volatile gasoline compounds by indoor potted plants studied by pixel-based fingerprinting analysis

      Dela Cruz, Majbrit, Tomasi, Giorgio, Müller, Renate & Christensen, Jan H., 2019, In: Chemosphere. 221, p. 226-234

      Research output: Contribution to journalJournal articleResearchpeer-review

    71. Published

      Soil bacteria and protists show different sensitivity to polycyclic aromatic hydrocarbons at controlled chemical activity

      Winding, A., Modrzyński, J. J., Christensen, Jan H., Brandt, Kristian Koefoed & Mayer, P., 2019, In: FEMS Microbiology Letters. 366, 17, fnz214.

      Research output: Contribution to journalJournal articleResearchpeer-review

    72. Published

      Tracing production with analytical chemistry: Can oil finger printing provide new answers

      Nielsen, J., Poulsen, K. G., Christensen, Jan H. & Sølling, Theis Ivan, 2019, Society of Petroleum Engineers - SPE Middle East Oil and Gas Show and Conference 2019, MEOS 2019. Bahrain: Society of Petroleum Engineers (SPE), 17 p. SPE-194916-MS

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    73. 2018
    74. Published

      Chemical fingerprinting of mobile volatile organic compounds in soil by dynamic headspace-thermal desorption-gas chromatography-mass spectrometry

      Christensen, P., Dela Cruz, Majbrit, Tomasi, Giorgio, Nielsen, Nikoline Juul, Borggaard, O. K. & Christensen, Jan H., Apr 2018, In: LC GC Europe. 31, 4, p. 190-201 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    75. Published

      Complementary analysis of the water-soluble and water-insoluble fraction of catalytic fast pyrolysis biocrudes by two-dimensional gas chromatography

      Kristensen, M., Hansen, A. B., Mante, O. D., Dayton, D. C., Verdier, S., Christensen, P. & Christensen, Jan H., 2018, In: Energy & Fuels. 32, 5, p. 5960-5968 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    76. Published

      Different Forensic Approaches for Hydrocarbons Sources Identification in an Urban Cluster Environment: Guanabara Bay

      Meniconi, M. D. F. G., Wagener, A. D. L. R. & Christensen, Jan H., 2018, Oil Spill Environmental Forensics Case Studies. Elsevier, p. 563-591 29 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    77. Published

      Examples of unwanted variation when characterising dissolved organic matter using direct injection electrospray mass spectrometry and chemometrics

      Nielsen, Nikoline Juul, Christensen, P., Stedmon, C. & Christensen, Jan H., 2018, In: Analytical Methods. 10, 22, p. 2636-2646 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    78. Published

      Interaction mechanisms between polycyclic aromatic hydrocarbons (PAHs) and organic soil washing agents

      Greish, S., Rinnan, Åsmund, Marcussen, H., Holm, Peter Engelund & Christensen, Jan H., 2018, In: Environmental Science and Pollution Research. 25, 1, p. 299-311 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    79. Published

      SPE-LC-MS investigations for the isolation and fractionation of acidic oil degradation products

      Schemeth, D., Nielsen, Nikoline Juul & Christensen, Jan H., 2018, In: Analytica Chimica Acta. 1038, p. 182-190 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    80. Published

      Temporal characterization and statistical analysis of flowback and produced waters and their potential for reuse

      Oetjen, K., Chan, K. E., Poulsen, K. G., Christensen, Jan H., Blotevogel, J., Borch, T., Spear, J. R., Cath, T. Y. & Higgins, C. P., 2018, In: Science of the Total Environment. 619-620, p. 654-664 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    81. Published

      The Pixel-Based Chemometric Approach for Oil Spill Identification and Hydrocarbon Source Differentiation: Two Case Studies From the Persian Gulf

      Poulsen, K. G., Kristensen, M., Tomasi, Giorgio, Dela Cruz, Majbrit & Christensen, Jan H., 2018, Oil Spill Environmental Forensics Case Studies. Elsevier, p. 443-463 21 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    82. 2017
    83. Published

      Biodegradation of crude oil in Arctic subsurface water from the Disko Bay (Greenland) is limited

      Scheibye, K., Christensen, Jan H. & Johnsen, A. R., 2017, In: Environmental Pollution. 223, p. 73-80 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    84. Published

      Comparison of Quantitative and Semiquantitative Methods in Source Identification Following the OSPAR Oil Spill, in Paraná, Brazil

      Gallotta, F. D. C. & Christensen, Jan H., 2017, Oil Spill Environmental Forensics Case Studies. Elsevier, p. 515-561 47 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    85. Published

      Extraction optimization and pixel-based chemometric analysis of semi-volatile organic compounds in groundwater

      Christensen, P., Tomasi, Giorgio, Kristensen, M., Holm, Peter Engelund & Christensen, Jan H., 2017, In: Analytical Methods. 9, 41, p. 5970-5979 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    86. Published

      Increasing flexibility in two-dimensional liquid chromatography by pulsed elution of the first dimension: a proof of concept

      Jakobsen, S. S., Christensen, Jan H., Verdier, S., Mallet, C. R. & Nielsen, Nikoline Juul, 2017, In: Analytical Chemistry. 89, 17, p. 8723-8730 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    87. Published

      Optimizing gradient conditions in online comprehensive two-dimensional reversed-phase liquid chromatography by use of the linear solvent strength model

      Græsbøll, R., Janssen, H., Christensen, Jan H. & Nielsen, Nikoline Juul, 2017, In: Journal of Separation Science. 40, 18, p. 3612-3620 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    88. Published

      PAH metabolism in the earthworm Eisenia fetida - identification of phase II metabolites of phenanthrene and pyrene

      Schmidt, N., Boll, E. S., Malmquist, L. M. V. & Christensen, Jan H., 2017, In: International Journal of Environmental Analytical Chemistry. 97, 12, p. 1151-1162 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    89. Published

      Separation, detection and identification of phase I and phase II metabolites and their corresponding polycyclic aromatic compounds

      Malmquist, L. M. V., Boll, E. S., Nielsen, Nikoline Juul & Christensen, Jan H., 2017, In: Analytical Methods. 9, 22, p. 3323-3328 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    90. Published

      Source identification of beached oil at Al Zubarah, Northwestern Qatar

      Al-Kaabi, N. S., Kristensen, M., Zouari, N., Sølling, Theis Ivan, Bach, S. S., Al-Ghouti, M. & Christensen, Jan H., 2017, In: Journal of Petroleum Science and Engineering. 149, p. 107-113 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    91. Published

      The root external mycelium of mycorrhizal fungi has a key role in plant nutrition but is suppressed by the soil microbiota

      Cruz Paredes, C., Watts-Williams, S. J., Battini, F., Joner, E. J., Svenningsen, N. B., Dela Cruz, Majbrit, Christensen, Jan H., Nybroe, O. & Jakobsen, Iver, 2017, Proceedings Book: XVIII International Plant Nutrition Colloquium with Boron and Manganese Satellite Meetings. Carstensen, A., Laursen, K. H. & Schjoerring, J. K. (eds.). University of Copenhagen, p. 116-117 2 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    92. 2016
    93. Published

      A multivariate approach to oil hydrocarbon fingerprinting and spill source identification

      Christensen, Jan H. & Tomasi, Giorgio, 2016, Standard handbook oil spill environmental forensics: fingerprinting and source identification. Stout, S. & Wang, Z. (eds.). 2. ed. Elsevier, p. 747-788 42 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    94. Published

      Analysis of glyphosate and aminomethylphosphonic acid in leaves from Coffea arabica using high performance liquid chromatography with quadrupole mass spectrometry detection

      Schrübbers, L. C., Masis-Mora, M., Rojas, E. C., Valverde Mena, B. E., Christensen, Jan H. & Cedergreen, Nina, 2016, In: Talanta. 146, p. 609-620 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    95. Published

      Bacterial human virulence genes across diverse habitats as assessed by In silico analysis of environmental metagenomes

      Søborg, D. A., Hendriksen, N. B., Kilian, M., Christensen, Jan H. & Kroer, Niels, 2016, In: Frontiers in Microbiology. 7, 12 p., 1712.

      Research output: Contribution to journalJournal articleResearchpeer-review

    96. Published

      Evaluation of chromatographic conditions in reversed phase liquid chromatography-mass spectrometry systems for fingerprinting of polar and amphiphilic plant metabolites

      Nielsen, Nikoline Juul, Tomasi, Giorgio & Christensen, Jan H., 2016, In: Analusis - European Journal of Analytical Chemistry. 408, 21, p. 5855-5865 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    97. Published

      Limited recovery of soil microbial activity after transient exposure to gasoline vapors

      Modrzynski, J. J., Christensen, Jan H., Mayer, P. & Brandt, Kristian Koefoed, 2016, In: Environmental Pollution. 216, p. 826-835 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    98. Published

      Measuring internal azole and pyrethroid pesticide concentrations in Daphnia magna using QuEChERS and GC-ECD—method development with a focus on matrix effects

      Kretschmann, A. C., Cedergreen, Nina & Christensen, Jan H., 2016, In: Analytical and Bioanalytical Chemistry. 408, 4, p. 1055-1066 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    99. Published

      PAH related effects on fish in sedimentation ponds for road runoff and potential transfer of PAHs from sediment to biota

      Grung, M., Petersen, K., Fjeld, E., Allan, I., Christensen, Jan H., Malmquist, L. M. V., Meland, S. & Ranneklev, S., 2016, In: Science of the Total Environment. 566-567, p. 1309-1317 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    100. Published

      Removal of Polysorbate 80 by complexation prior to LC-MS analysis

      Jäpelt, K. B., Johnsen, L. G. & Christensen, Jan H., 2016, In: Analusis - European Journal of Analytical Chemistry. 408, 9, p. 2303-2307 5 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    101. Published

      Source apportionment of polycyclic aromatic hydrocarbons (PAHs) in sediments from Khuzestan province, Iran

      Lübeck, Josephine, Poulsen, K. G., Knudsen, S. B., Soleimani, M., Furbo, S., Tomasi, Giorgio & Christensen, Jan H., 2016, In: Marine Pollution Bulletin. 110, 1, p. 584-590 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    102. 2015
    103. Published

      Polar metabolites of polycyclic aromatic compounds from fungi are potential soil and groundwater contaminants

      Boll, E. S., Johnsen, A. R. & Christensen, Jan H., 1 Jan 2015, In: Chemosphere. 119, p. 250-257 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    104. Published

      An untargeted gas chromatography mass spectrometry metabolomics platform for marine polychaetes

      Fernandez Varela, R., Tomasi, Giorgio & Christensen, Jan H., 2015, In: Journal of Chromatography A. 1384, p. 133-141 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    105. Published

      Chemical fingerprinting of hydrocarbon-contamination in soil

      Boll, E. S., Nejrup, J., Jensen, J. K. & Christensen, Jan H., 2015, In: Environmental Science Processes & Impacts. 17, 3, p. 606-618 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    106. Published

      Indoor plants as air cleaners

      Dela Cruz, Majbrit, Christensen, Jan H. & Müller, Renate, 2015, Proceedings of the XI International People Plant Symposium on Diversity: towards a new vision of nature. Park, S. A. & Shoemaker, C. (eds.). International Society for Horticultural Science, p. 133-137 5 p. (Acta Horticulturae, Vol. 1093).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    107. Published

      Marine biodegradation of crude oil in temperate and Arctic water samples

      Kristensen, M., Johnsen, A. R. & Christensen, Jan H., 2015, In: Journal of Hazardous Materials. 300, p. 75-83 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    108. Published

      Metabolic fingerprinting of Lactobacillus paracasei: the optimal quenching strategy

      Jäpelt, K. B., Christensen, Jan H. & Villas-Boas, S. G., 2015, In: Microbial Cell Factories. 14, 10 p., 132.

      Research output: Contribution to journalJournal articleResearchpeer-review

    109. Published

      Metabolic fingerprinting of Lactobacillus paracasei: a multi-criteria evaluation of methods for extraction of intracellular metabolites

      Jäpelt, K. B., Nielsen, Nikoline Juul, Wiese, S. & Christensen, Jan H., 2015, In: Analytical and Bioanalytical Chemistry. 407, 20, p. 6095-6104 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    110. Published

      Polycyclic aromatic acids are primary metabolites of alkyl-PAHs - a case study with Nereis diversicolor

      Malmquist, L. M. V., Selck, H., Jørgensen, K. B. & Christensen, Jan H., 2015, In: Environmental Science & Technology (Washington). 49, 9, p. 5713-5721 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    111. 2014
    112. Published

      Pixel-based analysis of comprehensive two-dimensional gas chromatograms (color plots) of petroleum: a tutorial

      Furbo, S., Hansen, A. B., Skov, T. & Christensen, Jan H., 5 Aug 2014, In: Analytical Chemistry. 86, 15, p. 7160-7170 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    113. Published

      Assessment of volatile organic compound removal by indoor plants-a novel experimental setup

      Dela Cruz, Majbrit, Müller, Renate, Svensmark, Bo, Pedersen, J. S. & Christensen, Jan H., 2014, In: Environmental Science and Pollution Research. 21, 13, p. 7838-7846 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    114. Published

      Can ornamental potted plants remove volatile organic compounds from indoor air? - a review

      Dela Cruz, Majbrit, Christensen, Jan H., Thomsen, J. D. & Müller, Renate, 2014, In: Environmental Science and Pollution Research. 21, 24, p. 13909-13928 20 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    115. Published

      First intercomparison study on the analysis of oxygenated polycyclic aromatic hydrocarbons (oxy-PAHs) and nitrogen heterocyclic polycyclic aromatic compounds (N-PACs) in contaminated soil

      Lundstedt, S., Bandowe, B. A. M., Wilcke, W., Boll, E. S., Christensen, Jan H., Vila, J., Grifoll, M., Faure, P., Biache, C., Lorgeoux, C., Larsson, M., Irgum, K. F., Ivarsson, P. & Ricci, M., 2014, In: Trends in Analytical Chemistry. 57, p. 83-92 10 p.

      Research output: Contribution to journalReviewResearchpeer-review

    116. Published

      Sediment baseline study of levels and sources of polycyclic aromatic hydrocarbons and heavy metals in Lake Nicaragua

      Scheibye, K., Weisser, J. J., Borggaard, Ole K., Larsen, M., Holm, Peter Engelund, Vammen, K. & Christensen, Jan H., 2014, In: Chemosphere. 95, p. 556-565 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    117. Published

      The surface reactivity of chalk (biogenic calcite) with hydrophilic and hydrophobic functional groups

      Okhrimenko, D., Dalby, K. N., Skovbjerg, L., Bovet, N. E., Christensen, Jan H. & Stipp, S. L. S., 2014, In: Geochimica et Cosmochimica Acta. 128, p. 212-224 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    118. Published

      Using the hydrophobic subtraction model to choose orthogonal columns for online comprehensive two-dimensional liquid chromatography

      Græsbøll, R., Nielsen, Nikoline Juul & Christensen, Jan H., 2014, In: Journal of Chromatography A. 1326, p. 39-46 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    119. 2013
    120. Published

      Chemometric assessment of enhanced bioremediation of oil contaminated soils

      Soleimani, M., Farhoudi, M. & Christensen, Jan H., 2013, In: Journal of Hazardous Materials. 254-255, p. 372-381 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    121. Published

      Effects of Nereis diversicolor on the transformation of 1-Methylpyrene and Pyrene: transformation of identification of phase I and II products

      Malmquist, L. M. V., Christensen, Jan H. & Selck, H., 2013, In: Environmental Science & Technology (Washington). 47, 10, p. 5383-5392 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    122. Published

      Fluorochemicals used in food packaging inhibit male sex hormone synthesis

      Rosenmai, A. K., Nielsen, F. K., Pedersen, M., Hadrup, N., Trier, X., Christensen, Jan H. & Vinggaard, A. M., 2013, In: Toxicology and Applied Pharmacology. 266, 1, p. 132-142 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    123. Published

      Hvad der var brandvarmt indenfor analytisk kemi denne sommer: Rejsebeskrivelser fra fire internationale analytisk kemi-konferencer

      Nielsen, Nikoline Juul, Jäpelt, K. B., Skov, S. F., Trier, X., Græsbøll, R., Kristiansen, M. B. & Christensen, Jan H., 2013, In: Dansk Kemi. 94, 11, p. 10-13 4 p.

      Research output: Contribution to journalJournal articleCommunication

    124. 2012
    125. Published

      Adsorption of mono- and di-butyltin by a wheat charcoal: pH effects and modeling

      Fang, L., Borggaard, Ole K., Christensen, Jan H., Holm, Peter Engelund & Hansen, Hans Chr. Bruun, 2012, In: Chemosphere. 89, 7, p. 863-868 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    126. Published

      Automated peak extraction and quantification in chromatograpy with multichannel detectors

      Furbo, S. & Christensen, Jan H., 2012, In: Analytical Chemistry. 84, 5, p. 2211-2218 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    127. Published

      Chemometric analysis of gas chromatography with flame ionisation detection chromatograms: a novel method for classification of petroleum products

      Nielsen, Nikoline Juul, Ballabio, D., Tomasi, G., Todeschini, R. & Christensen, Jan H., 2012, In: Journal of Chromatography A. 1238, p. 121-127 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    128. Published

      Source identification of petroleum hydrocarbons in soil and sediments from Iguadu River Waterched, Paraná, Brazil using the CHEMSIC method (CHEMometric analysis of Selected Ion Chromatograms)

      Gallotta, F. D. C. & Christensen, Jan H., 2012, In: Journal of Chromatography A. 1235, p. 149-158 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    129. 2011
    130. Published

      Air Contaminant removal by Indoor Plants - System development

      Dela Cruz, Majbrit, Christensen, Jan H. & Müller, Renate, 2011. 1 p.

      Research output: Contribution to conferencePosterResearch

    131. Published

      Metals and organotins in multiple bivalve species in a one-off global survey

      Larsen, M. M., Strand, J., Christensen, Jan H., Vorkamp, K., Hansen, A. B. & Andersen, O., 2011, In: Journal of Environmental Monitoring. 13, p. 1793-1802 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    132. Published

      Polyfluorinated surfactants (PFS) in paper and board coatings for food packaging

      Trier, Xenia, Granby, K. & Christensen, Jan H., 2011, In: Environmental Science and Pollution Research. 18, 7, p. 1108-1120 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    133. Published

      Structural isomers of polyfluorinated di- and tri-alkylated phosphate ester surfactants present in industrial blends and in microwave popcorn bags

      Trier, Xenia, Nielsen, Nikoline Juul & Christensen, Jan H., 2011, In: Environmental Science and Pollution Research. 18, 8, p. 1422-1432 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    134. Published

      System Development for the Investigation of Air Contaminant Removal by Indoor Plants

      Dela Cruz, Majbrit, Christensen, Jan H. & Müller, Renate, 2011. 1 p.

      Research output: Contribution to conferenceConference abstract for conferenceResearch

    135. Published

      The use of environmental metabolomics to determine glyphosate level of exposure in rapeseed (Brassica napus L.) seedlings

      Petersen, Iben Lykke, Tomasi, Giorgio, Sørensen, H., Boll, E. S., Hansen, Hans Chr. Bruun & Christensen, Jan H., 2011, In: Environmental Pollution. 159, 10, p. 3071-3077 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    136. Published

      Tools to discover anionic and nonionic polyfluorinated alkyl surfactants by liquid chromatography electrospray ionisation mass spectrometry

      Trier, Xenia, Granby, K. & Christensen, Jan H., 2011, In: Journal of Chromatography A. 1218, 40, p. 7094-7104 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    137. 2010
    138. Published

      A novel approach for characterization of polycyclic aromatic hydrocarbon (PAH) pollution patterns in sediments from Guanabara Bay, Rio de Janeiro, Brazil

      Christensen, Jan H., Tomasi, Giorgio, Scofield, A. D. L. & Meniconi, M. D. F. G., 2010, In: Environmental Pollution. 158, 10, p. 3290-3297 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    139. Published

      A pre-processing strategy for liquid chromatography time-of-flight mass spectrometry metabolic fingerprinting data

      Nielsen, Nikoline Juul, Tomasi, Giorgio, Frandsen, R. J. N., Kristensen, M. B., Nielsen, J., Giese, H. & Christensen, Jan H., 2010, In: Metabolomics. 6, 3, p. 341-352 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    140. Published

      Blending of heritable recognition cues among ant nestmates creates distinct colony gestalt odours but prevents within-colony nepotism

      van Zweden, J. S., Brask, J. B., Christensen, Jan H., Boomsma, Jacobus J., Linksvayer, T. A. & D'Ettorre, P., 2010, In: Journal of Evolutionary Biology. 23, 7, p. 1498-1508 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    141. Published

      Fungal PAH-metabolites resist mineralization by soil microorganisms

      Schmidt, S. N., Christensen, Jan H. & Johnsen, A. R., 2010, In: Environmental Science & Technology (Washington). 44, 5, p. 1677-1682 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    142. Published

      Influence of smoking parameters on the concentration of polycyclic aromatic hydrocarbons (PAHs) in Danish smoked fish

      Duedahl-Olesen, L., Christensen, Jan H., Højgård, A., Granby, K. & Timm Heinrich, M., 2010, In: Food Additives and Contaminants. 27, 9, p. 1294-1305 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    143. Published

      Phytoremediation of an aged petroleum contaminated soil using endophyte infected and non-infected grasses

      Soleimani, M., Afyuni, M., Hajabbasi, M. A., Nourbakhsh, F., Sabzalian, M. R. & Christensen, Jan H., 2010, In: Chemosphere. 81, 9, p. 1084-1090 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    144. Published

      Polychlorinated biphenyls, organochlorine pesticides and polycyclic aromatic hydrocarbons in a one-off global survey of bivalves

      Vorkamp, K., Strand, J., Christensen, Jan H., Svendsen, T. C., Lassen, P., Hansen, A. B., Larsen, M. M. & Andersen, O., 2010, In: Journal of Environmental Monitoring. 12, 5, p. 1141-1152 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    145. Published

      Tjærestoffer - miljøgifte du ikke kan undgå

      Boll, E. S. & Christensen, Jan H., 2010, In: Grøn Hverdag. 3, p. 18-22 5 p.

      Research output: Contribution to journalJournal articleCommunication

    146. 2009
    147. Published

      A tucker model based approach for analysis of complex oil biodegradation data

      Tomasi, Giorgio & Christensen, Jan H., 2009, In: Journal of Chromatography A. 1216, 45, p. 7865-7872 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    148. Published

      Do we know the environmental fate of antibiotic feed additives used in poultry production - or is there a gap?

      Hansen, M., Björklund, B. E., Christensen, Jan H., Krogh, K. A., Brandt, A. & Halling-Sørensen, B., 2009.

      Research output: Contribution to conferencePosterResearch

    149. Published

      Extraction of polycyclic aromatic hydrocarbons from smoked fish using pressurized liquid extraction with integrated fat removal

      Lund, M., Duedahl-Olesen, L. & Christensen, Jan H., 2009, In: Talanta: The International Journal of Pure and Applied Analytical Chemistry. 79, 1, p. 10-15 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    150. Published

      Fate and antibacterial potency of anticoccidal drugs and their main abiotic degradation products

      Hansen, M., Krogh, K. A., Brandt, A., Christensen, Jan H. & Halling-Sørensen, B., 2009, In: Environmental Pollution. 157, 2, p. 474-480 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    151. Published

      Organic contaminants in complex environmental samples: profiling, quantification and chemometric data analysis

      Strobel, Bjarne W. & Christensen, Jan H., 2009, Gaps in Pollution Science: A Workshop at KU-LIFE. p. 9 1 p.

      Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

    152. Published

      PARAFAC modeling of fluorescence excitation-emission spectra of fish bile for rapid en route screening of PAC exposure

      Christensen, Jan H., Tomasi, Giorgio, Strand, J. & Andersen, O., 2009, In: Environmental Science & Technology (Washington). 43, 12, p. 4439-4445 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    153. Published

      Pressurised liquid extraction of flavonoids in onions: method development and validation

      Søltoft, M., Christensen, Jan H., Nielsen, J. & Knuthsen, P., 2009, In: Talanta: The International Journal of Pure and Applied Analytical Chemistry. 80, 1, p. 269-278 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    154. 2008
    155. Published

      Do we know the environmental fate of antibiotic feed additives used in poultry production - or is there a gap?

      Hansen, M., Björklund, B. E., Christensen, Jan H., Krogh, K. A., Brandt, A. & Halling-Sørensen, B., 2008, Gaps in Pollution Science: Abstract Book. Department of Basic Sciences and Environment, University of Copenhagen, 1 p.

      Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

    156. Published

      Isomer-specific biodegradation of methylphenanthrenes by soil bacteria

      Lamberts, R. F., Christensen, Jan H., Mayer, P., Andersen, O. & Johnsen, A. R., 2008, In: Environmental Science & Technology (Washington). 42, 13, p. 4790-4796 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    157. Published

      Quantification and source identification of polycyclic aromatic hydrocarbons in sediment, soil, and water spinach from Hanoi, Vietnam

      Boll, E. S., Christensen, Jan H. & Holm, Peter Engelund, 2008, In: Journal of Environmental Monitoring. 10, 2, p. 261-269 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    158. Published

      Univariate and multivariate characterization of heavy fuel oil weathering and biodegradation in soil

      Lamberts, R. F., Johnsen, A. R., Andersen, O. & Christensen, Jan H., 2008, In: Environmental Pollution. 156, 2, p. 297-305 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    159. 2007
    160. Published

      A Multivariate Approach to Oil Hydrocarbon Fingerprinting and Spill Source Identification

      Christensen, Jan H. & Tomasi, Giorgio, 2007, Oil Spill Environmental Forensics: Fingerprinting And Source Identification. Elsevier, p. 293-325 33 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    161. Published

      Assessment of oil weathering by gas chromatography-mass spectrometry, time warping and principal component analysis

      Malmquist, L. M. V., Olsen, R. R., Hansen, A. B., Andersen, O. & Christensen, Jan H., 2007, In: Journal of Chromatography A. 1164, 1-2, p. 262-270 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    162. Published

      Linking presence of functional genes and chemical fingerprints in soil bacterial communities contaminated with PAHs

      Jensen, K. S., Christensen, Jan H. & Winding, A., 2007. 1 p.

      Research output: Contribution to conferencePosterResearch

    163. Published

      Practical aspects of chemometrics for oil spill fingerprinting

      Christensen, Jan H. & Tomasi, Giorgio, 2007, In: Journal of Chromatography A. 1169, 1-2, p. 1-22 22 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    164. Published
    165. 2006
    166. Published

      Crude oil and refined product fingerprinting: principles

      Wang, Z., Fingas, M., Yang, C. & Christensen, Jan H., 2006, Environmental forensics: contaminant specific guide. Morrison, R. D. & Murphy, B. L. (eds.). Academic Press, p. 340-407 68 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

    167. Published

      Crude oil and refined product fingerprinting: applications

      Wang, Z. & Christensen, Jan H., 2006, Environmental forensics: contaminant specific guide. Morrison, R. D. & Murphy, B. L. (eds.). Academic Press, p. 410-464 55 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

    168. Published

      Metabolic fingerprinting of crude plant extracts using ESI-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Sørensen, H., Ravn, H. W. & Hansen, Hans Chr. Bruun, 2006, Environment and stress: symposium abstracts and program. p. 27 1 p.

      Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

    169. Published

      Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Sørensen, H., Ravn, H. W. & Hansen, Hans Chr. Bruun, 2006. 1 p.

      Research output: Contribution to conferencePosterResearch

    170. Published

      Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Sørensen, H., Ravn, H. W. & Hansen, Hans Chr. Bruun, 2006. 1 p.

      Research output: Contribution to conferencePosterResearch

    171. Published

      Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Ravn, H. W., Sørensen, H. & Hansen, Hans Chr. Bruun, 2006. 1 p.

      Research output: Contribution to conferenceConference abstract for conferenceResearch

    172. 2005
    173. Published

      Halogenated organic contaminants in marine fish and mussels from southern Greenland - Pilot study on relations to trophic levels and local sources

      Glasius, M., Christensen, Jan H., Platz, J. & Vorkamp, K., 1 Feb 2005, In: Journal of Environmental Monitoring. 7, 2, p. 127-131 5 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    174. Published

      Chromatographic preprocessing of GC-MS data for analysis of complex chemical mixtures

      Christensen, Jan H., Mortensen, J., Hansen, A. B. & Andersen, O., 7 Jan 2005, In: Journal of Chromatography A. 1062, 1, p. 113-123 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    175. Published

      Chemical fingerprinting of petroleum biomakers using time warping and PCA

      Christensen, Jan H., Tomasi, Giorgio & Hansen, A. B., 1 Jan 2005, In: Environmental Science & Technology (Washington). 39, 1, p. 255-260 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    176. Published

      Characterization and matching of oil samples using fluorescence spectroscopy and parallel factor analysis

      Christensen, Jan H., Hansen, A. B., Mortensen, J. & Andersen, O., 2005, In: Bunseki. 77, 7, p. 2210-2217 18 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    177. Published

      Characterization, weathering, and application of sesquiterpanes to source identification of spilled lighter petroleum products

      Wang, Z., Yang, C., Fingas, M., Hollebone, B., Peng, X., Hansen, A. B. & Christensen, Jan H., 2005, In: Environmental Science & Technology (Washington). 39, 22, p. 8700-8707 8 p.

      Research output: Contribution to journalJournal articleResearch

    178. Published

      Chemical fingerprinting of terpanes and steranes by chromatographic alignment and principal component analysis

      Christensen, Jan H., Hansen, A. B. & Andersen, O., 2005. 11 p.

      Research output: Contribution to conferencePaperResearch

    179. Published

      Evaluation of oil biodegradation using time warping and PCA

      Christensen, Jan H., Hansen, A. B. & Andersen, O., 2005. 12 p.

      Research output: Contribution to conferencePaperResearch

    180. Published

      Evaluation of short-term physical weathering of a heavy fuel oil by use of time warping and PCA

      Malmquist, L. M. V., Olsen, R. R., Christensen, Jan H. & Andersen, O., 2005. 11 p.

      Research output: Contribution to conferencePaperResearch

    181. Published

      Multivariate statistical methods for evaluating biodegradation of mineral oil

      Christensen, Jan H., Hansen, A. B., Karlson, U., Mortensen, J. & Andersen, O., 2005, In: Journal of Chromatography A. 1090, 1-2, p. 133-145 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    182. 2004
    183. Published

      Persistent halogenated compounds in black guillemots (Cepphus grylle) from Greenland - levels, compound patterns and spatial trends

      Vorkamp, K., Christensen, Jan H., Glasius, M. & Riget, F. F., 2004, In: Marine Pollution Bulletin. 48, 1-2, p. 111 121 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    184. Published

      Polybrominated diphenyl ethers and organochlorine compounds in biota from the marine environment of East Greenland

      Vorkamp, K., Christensen, Jan H. & Riget, F. F., 2004, In: Science of the Total Environment. 331, p. 143 155 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    185. 2003
    186. Published

      Biodegradation of oil in the coastal environment - Application of multivariate data analysis

      Christensen, Jan H., Hansen, A. B., Mortensen, J. & Andersen, Ove, 1 Dec 2003, p. 349-362. 14 p.

      Research output: Contribution to conferencePaperResearchpeer-review

    187. Published

      The Baltic Carrier oil spill: Monitoring and assessment of PAC levels in water, sediment and biota

      Pécseli, M., Pritzl, G., Hansen, A. B., Christensen, Jan H., Andersen, Ove, Banta, G., Johansen, K. & Sørensen, J. L., 1 Dec 2003, p. 953-970. 18 p.

      Research output: Contribution to conferencePaperResearchpeer-review

    188. 2002
    189. Published

      A preliminary study on fate of oil in marine sediments inhabited by the polychaete Nereis diversicolor

      Christensen, Jan H., Hansen, A. B., Mortensen, J. & Andersen, Ove, 1 Dec 2002, Oil and Gas Hydrocarbon Spills III: Modelling, Analysis and Control. Brebbia, C. A. (ed.). WITPress, Vol. 11. p. 289-300 12 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    190. Published

      Application of multivariate data analysis for assessing the early fate of petrogenic compounds in the marine environment following the Baltic Carrier oil spill

      Christensen, Jan H., 2002, In: Polycyclic Aromatic Compounds. 22, p. 703 714 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    191. Published

      Modeling of Advective solute transport in sandy sediments inhabited by the lugworm Arenicola Marina

      Timmermann, K., Christensen, Jan H. & Banta, G. T., 2002, In: Journal of Marine Research. 60, p. 151 169 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    192. Published

      Polybrominated Diphenyl Ethers (PBDEs) in Marine Fish and Blue Mussels from Southern Greenland

      Christensen, Jan H., Glasius, M., Pecseli, M. & Pritzl, G., 2002, In: Chemosphere. 47, p. 631 638 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    193. 2001
    194. Published

      Screening of Polybrominated Diphenyl Ethers in Blue Mussels, Marine and Freshwater Sediments in Denmark

      Christensen, Jan H. & Platz, J., 2001, In: Journal of Environmental Monitoring. 3, 5, p. 543 547 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    195. 2000
    196. Published

      Development and application of a hyphenated analytical and chemometric method in petroleum characterisation, identification and degradation studies

      Christensen, Jan H., Hansen, A., Andersen, Ove & Mortensen, J., 1 Dec 2000, In: Water Studies. 8, p. 189-198 10 p.

      Research output: Contribution to journalConference articleResearchpeer-review

    197. Identification of oil spills by GC/MS fingerprinting in relation to the Danish maritime oil spill response

      Hansen, A. B., Christensen, Jan H., Avnskjold, J., Andersen, I. & Rasmussen, C. A., 2000, Oil and Hydrocarbon Spills II: Modelling, Analysis and Control. Rodriguez, G. R. (ed.). WIT Press, p. 199-207 9 p. (Water Studies, Vol. 8).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    198. 1997
    199. Published

      Response characteristics and application of chalcogenide glass Cr(VI)selective electrode

      Christensen, Jan H., Clemmensen, P., Hansen, G., Liltorp, K. & Mortensen, J., 1997, In: Sensors and Actuators B: Chemical. 45, p. 239 243 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    200. 1996
    201. Published

      Multiple change-point analysis of disease incidence rates

      Christensen, Jan H. & Rudemo, M., 1996, In: Preventive Veterinary Medicine. 99, p. 53-76 24 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    202. 1993
    203. Published

      Determination of 1-hydroxypyrene in human urine by high-performance liquid chromatography

      Hansen, Åse Marie, Poulsen, O. M., Christensen, Jan H. & Hansen, S. H., 1993, In: Journal of Analytical Toxicology. 17, 1, p. 38-41 4 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    204. 1964
    205. Published

      Crude Oil and Refined Product Fingerprinting: Principles

      Wang, Z., Fingas, M., Yang, C. & Christensen, Jan H., 1 Jan 1964, Environmental Forensics: Contaminant Specific Guide. Elsevier Science Inc., p. 339-407 69 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    206. Published

      Crude Oil and Refined Product Fingerprinting: Applications

      Wang, Z. & Christensen, Jan H., 1 Jan 1964, Environmental Forensics: Contaminant Specific Guide. Elsevier Science Inc., p. 409-464 56 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    ID: 4239565